they are attached. The provisions of the second paragraph of the preceding article are applicable to them.
Art. 23
The emblem of the red cross on a white ground and the words Red Cross or Geneva Cross may only be used, whether in time of peace or war, to protect or designate sanitary formations and establishments, the personnel and matériel protected by the convention.
Chapter VII. Application and execution of the convention
Art. 24
The provisions of the present convention are obligatory only on the contracting powers, in case of war between two or more of them. The said provisions shall cease to be obligatory if one of the belligerent powers should not be signatory to the convention.
Art. 25
It shall be the duty of the commanders in chief of the belligerent armies to provide for the details of execution of the foregoing articles, as well as for unforeseen cases, in accordance with the instructions of their respective governments, and conformably to the general principles of this convention.
Art. 26
The signatory governments shall take the necessary steps to acquaint their troops, and particularly the protected personnel, with the provisions of this convention and to make them known to the people at large.
Chapter VIII. Repression of abuses and infractions
Art. 27
The signatory powers whose legislation may not now be adequate engage to take or recommend to their legislatures such measures as may be necessary to prevent the use, by private persons or by societies other than those upon which this convention confers the right thereto, of the emblem or name of the Red Cross or Geneva Cross, particularly for commercial purposes by means of trade-marks or commercial labels.
The prohibition of the use of the emblem or name in question shall take effect from the time set in each act of legislation, and at the latest five years after this convention goes into effect. After such going into effect, it shall be unlawful to use a trade-mark or commercial label contrary to such prohibition.
Art. 28
In the event of their military penal laws being insufficient, the signatory governments also engage to take, or to recommend to their legislatures, the
